Arlington is a neighborhood in southern Pittsburgh, Pennsylvania. The zip code used by residents is 15210, and the neighborhood has representation on Pittsburgh City Council by the council member for District 3. Arlington houses PBF 22 Engine, and is covered by PBP Zone 3 and the Bureau of EMS Medic 2. The City has discussed the possibility of closing 22 engine completely. 22 engine is a vital key to second and third alarm firefighting in the city.